CN217914644U - Steel pipe rust cleaning device that road construction used - Google Patents

Abstract

The utility model provides a steel pipe rust cleaning device that road construction used, belongs to road construction device field, the utility model solves the problems that the time that constructor can utilize handheld rust cleaning emery wheel to carry out the mode of summit rust cleaning treatment to the rust on the outer wall of the pipeline in the existing road construction is longer, and the rust cleaning efficiency is relatively lower, the utility model provides a steel pipe rust cleaning device that road construction used includes backup pad, lifting unit, rust remover spray unit and rotation cleaning unit; the lifting unit is arranged on the lower surface of the supporting plate, the top of the lifting unit is fixedly connected with the lower surface of the supporting plate, the rust remover spraying unit and the rotating cleaning unit are arranged on the upper surface of the supporting plate, and the rust remover spraying unit and the rotating cleaning unit are fixedly connected with the upper surface of the supporting plate. The utility model discloses mainly used carries out the rust cleaning to the steel pipe outer wall and handles.

Description

Steel pipe rust cleaning device that road construction used

Technical Field

The utility model belongs to road construction device field, concretely relates to steel pipe rust cleaning device that road construction used.

Background

The steel pipe laying is a necessary working process in road construction, in order to ensure the continuity of a steel pipe laying process, steel pipes to be laid are generally conveyed to a position near a construction area in a unified mode, pre-embedding work is carried out along with the road construction, due to the fact that necessary protection measures are lacked during storage of the construction area, the outer wall of the steel pipe is rusted under the influence of moisture in air, surface derusting treatment is needed before the laying work, a traditional treatment mode is that a constructor needs to carry out vertex type derusting treatment on rust on the outer wall of the steel pipe through a handheld derusting abrasive wheel, the derusting mode is accurate, but the consumed time is long, the derusting efficiency is relatively low, and therefore in order to improve the derusting efficiency of the steel pipe, the steel pipe derusting device for road construction is developed and is in line with practical needs.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems that the time consumed by the way that constructors can use the handheld rust removing grinding wheel to carry out the vertex type rust removing treatment on the rust on the outer wall of the steel pipe is longer and the rust removing efficiency is relatively lower in the existing road construction, and further develops a steel pipe rust removing device for road construction;

a steel pipe rust removing device for road construction comprises a supporting plate, a lifting unit, a rust remover spraying unit and a rotary cleaning unit; the lifting unit is arranged on the lower surface of the supporting plate, the top of the lifting unit is fixedly connected with the lower surface of the supporting plate, the rust remover spraying unit and the rotary cleaning unit are both arranged on the upper surface of the supporting plate, and the rust remover spraying unit and the rotary cleaning unit are fixedly connected with the upper surface of the supporting plate;

the rust remover spraying unit comprises a fixing ring, a flow guide ring pipe, a liquid suction pump, a liquid storage tank and a plurality of spraying heads, wherein a fixing ring support is arranged below the fixing ring, the top of the fixing ring support is fixedly connected with the outer circular surface of the fixing ring, the bottom of the fixing ring support is fixedly connected with the upper surface of a supporting plate, the flow guide ring pipe is arranged at one end of the fixing ring, the flow guide ring pipe is detachably connected with the fixing ring, the liquid suction pump is arranged at one side of the fixing ring, the shell of the liquid suction pump is fixedly connected with the upper surface of the supporting plate, the liquid storage tank is arranged at one side of the liquid suction pump, the box body of the liquid storage tank is fixedly connected with the upper surface of the supporting plate, the liquid storage tank is communicated with the liquid inlet end of liquid suction through a steel pipe, the liquid inlet end of the liquid suction pump is communicated with the flow guide ring pipe through a steel pipe, the plurality of spraying heads are circumferentially arranged on the inner circular ring wall of the flow guide ring pipe at equal intervals, and each spraying head is communicated with the flow guide ring pipe;

the rotary cleaning unit comprises a motor, a derusting rotary ring, a synchronous belt, a driving wheel, two rotary supports and a plurality of self-adaptive steel brush units; the rust removing swivel is coaxially and correspondingly arranged with the fixed ring, two ends of the rust removing swivel are respectively sleeved with a rotating support, the bottom of each rotating support is fixedly connected with the upper surface of the supporting plate, one side of the rust removing swivel is provided with a motor, the motor is fixedly connected with the upper surface of the supporting plate through the motor support, an output shaft of the motor is sleeved with a driving wheel, a synchronous belt is sleeved on the outer circular surfaces of the driving wheel and the rust removing swivel, the driving wheel drives the rust removing swivel to rotate through the synchronous belt, the plurality of self-adaptive steel brush units are arranged on the inner annular wall of the rust removing swivel at equal intervals in the circumferential direction, and each self-adaptive steel brush unit is fixedly connected with the inner annular wall of the rust removing swivel;

furthermore, the lifting unit comprises a hydraulic cylinder and four driven telescopic guide rods, the hydraulic cylinder is arranged at the center of the lower surface of the support plate in the vertical direction, the bottom of a shell of the hydraulic cylinder is in contact with the ground, the top of the hydraulic cylinder is fixedly connected with the lower surface of the support plate, the four driven telescopic guide rods are respectively arranged at four corners of the four driven telescopic guide rods in the vertical direction, the bottom of each driven telescopic guide rod is in contact with the ground, and the top of each driven telescopic guide rod is fixedly connected with the lower surface of the support plate;

furthermore, a plurality of elastic clamping jaws are arranged on the end face, provided with the guide ring pipe, of one end of the fixing ring at equal intervals along the circumferential direction, each elastic clamping jaw is fixedly connected with the fixing ring, and the guide ring pipe is detachably connected with the fixing ring through the elastic clamping jaws;

furthermore, the derusting swivel comprises a belt connecting ring segment and two mounting ring segments, the belt connecting ring segment is arranged between the two mounting ring segments, the belt connecting ring segment and the two mounting ring segments are coaxially and integrally arranged, the synchronous belt is sleeved on the outer circular surface of the belt connecting ring segment, and each rotating support is correspondingly sleeved on one mounting ring segment;

furthermore, the rotating support comprises a large-size bearing and a bottom supporting leg, the bottom supporting leg is arranged below the large-size bearing, the bottom of the bottom supporting leg is fixedly connected with the upper surface of the supporting plate, the bottom of the bottom supporting leg is fixedly connected with the outer circular surface of the middle outer ring of the large-size bearing, and the bearing inner ring of the large-size bearing is correspondingly sleeved in the upper hole of one installation ring section;

furthermore, the self-adaptive steel brush unit comprises a guide pipe, a guide rod, a limiting plate, a spring support, a sealing plate and a steel brush, wherein the steel brush is fixedly connected to one end of the guide rod, the other end of the guide rod is inserted into the guide pipe along the small-opening end of the guide pipe, the guide rod and the guide pipe are coaxially arranged, the limiting plate is arranged in the guide pipe, the limiting plate is limited by the inner side of the small-opening end of the guide pipe, one side of the limiting plate is fixedly connected with the other end of the guide rod, the other side of the limiting plate is provided with the spring, the spring and the guide pipe are coaxially arranged, one end of the spring is fixedly connected with the other side of the limiting plate, the other end of the spring is fixedly connected to the spring support, the spring support is fixedly connected to the sealing plate, and the sealing plate is fixedly connected to the large-opening end of the guide pipe;

furthermore, the self-adaptive steel brush units also comprise a synchronous pull rope, a through hole is processed on the outer circular wall of the large opening end of the guide pipe in each self-adaptive steel brush unit, one end of the synchronous pull rope sequentially penetrates through the through hole on the guide pipe, the spring support and the spring and is fixedly connected with the limiting plate, and the other end of the synchronous pull rope is arranged outside the guide pipe;

further, still including connecing dirty groove among the rust cleaning device, connect dirty groove setting under solid fixed ring and rust cleaning change, and connect dirty groove and the upper surface fixed connection of backup pad.

Compared with the prior art, the application has the following beneficial effects:

1. the utility model provides a steel pipe rust cleaning device that road construction used has compared with prior art and has adopted the mode of an automatic rust cleaning, including shower part and rust cleaning part in the device, utilize shower head and water conservancy diversion ring canal cooperation to make stubborn rust cleaning dilution dissolve steel pipe outer wall spraying rust cleaning agent before the rust cleaning, carry out preliminary treatment to the rust cleaning, utilize steel brush and rust cleaning change cooperation to rotate the rust cleaning to the outer disc of steel pipe and handle, the steel pipe outer wall through the rust cleaning change is complete bright and clean has been guaranteed, this kind of rust cleaning mode can carry out the rust cleaning of carrying on at no dead angle to the steel pipe outer wall and handle, also have obvious promotion in rust cleaning efficiency simultaneously, the while still very big construction cycle of having practiced thrift, this device need cooperate feed mechanism and unloading mechanism when using, feed mechanism and unloading mechanism are located the both ends of this device respectively, common feed mechanism and unloading mechanism are the conveyer structure.

2. The utility model provides a steel pipe rust cleaning device that road construction used, rust cleaning part in this application is self-adaptation steel brush unit, can effectively rust cleaning to the steel pipe of different footpaths, has high commonality.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic left view of the combined unit of the rust removing swivel and the rotating bracket of the present invention;

FIG. 4 is a schematic front view of the combined unit of the derusting rotating ring and the rotating bracket of the present invention

FIG. 5 is a schematic front view of the rust removing swivel of the present invention;

FIG. 6 is a driving schematic diagram of the derusting swivel of the utility model;

FIG. 7 is a schematic driving diagram of a rust remover spray unit of the present invention;

FIG. 8 is a schematic structural view of a self-adaptive steel brush unit according to the present invention;

in the figure: the device comprises a support plate 1, a hydraulic cylinder 2, a driven telescopic guide rod 3, a fixing ring 4, an elastic clamping jaw 41, a guide ring pipe 5, a liquid pump 6, a liquid storage tank 7, a motor 8, a derusting rotary ring 9, a belt connecting ring segment 91, a mounting ring segment 92, a rotating bracket 10, a synchronous belt 11, a driving wheel 12, a spray head 13, a self-adaptive steel brush unit 14, a guide pipe 141, a guide rod 142, a limiting plate 143, a spring 144, a spring support 145, a sealing plate 146, a synchronous pull rope 147 and a dirt receiving groove 15.

Detailed Description

The first embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 8, and the present embodiment provides a steel pipe rust removing apparatus for road construction, characterized in that: the rust removing device comprises a supporting plate 1, a lifting unit, a rust remover spraying unit and a rotary cleaning unit; the lifting unit is arranged on the lower surface of the supporting plate 1, the top of the lifting unit is fixedly connected with the lower surface of the supporting plate 1, the rust remover spraying unit and the rotary cleaning unit are both arranged on the upper surface of the supporting plate 1, and the rust remover spraying unit and the rotary cleaning unit are fixedly connected with the upper surface of the supporting plate 1;

the rust remover spraying unit comprises a fixing ring 4, a flow guide ring pipe 5, a liquid pump 6, a liquid storage tank 7 and a plurality of spraying heads 13, wherein a fixing ring support is arranged below the fixing ring 4, the top of the fixing ring support is fixedly connected with the outer circular surface of the fixing ring 4, the bottom of the fixing ring support is fixedly connected with the upper surface of a supporting plate 1, the flow guide ring pipe 5 is arranged at one end of the fixing ring 4, the flow guide ring pipe 5 is detachably connected with the fixing ring 4, the liquid pump 6 is arranged at one side of the fixing ring 4, the shell of the liquid pump 6 is fixedly connected with the upper surface of the supporting plate 1, the liquid storage tank 7 is arranged at one side of the liquid pump 6, the box body of the liquid storage tank 7 is fixedly connected with the upper surface of the supporting plate 1, the liquid storage tank 7 is communicated with the liquid inlet end of the liquid pump 6 through a steel pipe, the liquid inlet end of the liquid pump 6 is communicated with the flow guide ring pipe 5 through a steel pipe, the plurality of spraying heads 13 are equidistantly arranged on the inner ring wall of the flow guide ring pipe 5 along the circumferential direction, and each spraying head 13 is communicated with the flow guide ring 5;

the rotary cleaning unit comprises a motor 8, a derusting rotary ring 9, a synchronous belt 11, a driving wheel 12, two rotary supports 10 and a plurality of self-adaptive steel brush units 14; the rust cleaning swivel 9 and the coaxial setting that corresponds of solid fixed ring 4, the both ends of rust cleaning swivel 9 are overlapped respectively and are equipped with one and rotate support 10, the bottom of every rotation support 10 and the last fixed surface of backup pad 1 are connected, one side of rust cleaning swivel 9 is equipped with motor 8, motor 8 passes through the last fixed surface of motor support with backup pad 1 and is connected, the cover is equipped with action wheel 12 on motor 8's the output shaft, hold-in range 11 suit is on action wheel 12 and the outer disc of rust cleaning swivel 9, action wheel 12 drives the rotation of rust cleaning swivel 9 through hold-in range 11, a plurality of self-adaptation steel brush units 14 set up on the inner ring wall of rust cleaning swivel 9 along circumference equidistance, and the inner ring wall fixed connection of every self-adaptation steel brush unit 14 and rust cleaning swivel 9.

When the steel pipe rust removing device in the embodiment is used, two ends of the supporting plate 1 are respectively provided with a conveyor belt mechanism, the conveyor belt mechanism which is close to the fixing ring 4 is a feeding mechanism, the conveyor belt mechanism which is close to the rust removing rotating ring 9 is a discharging mechanism, a steel pipe to be subjected to rust removal is conveyed into the steel pipe rust removing device from one side of the fixing ring 4 by using the feeding mechanism, and the steel pipe subjected to rust removal is conveyed out of one side of the rust removing rotating ring 9 to the steel pipe rust removing device by using the discharging mechanism.

The second embodiment is as follows: the embodiment is described with reference to fig. 1 to 8, and a difference between the embodiment and the embodiment is that the lifting unit includes one hydraulic cylinder 2 and four driven telescopic guide rods 3, the hydraulic cylinder 2 is disposed at the center of the lower surface of the support plate 1 along the vertical direction, the bottom of the housing of the hydraulic cylinder 2 contacts with the ground, the top of the hydraulic cylinder 2 is fixedly connected with the lower surface of the support plate 1, the four driven telescopic guide rods 3 are respectively disposed at four corners of the four driven telescopic guide rods 3 along the vertical direction, the bottom of each driven telescopic guide rod 3 contacts with the ground, and the top of each driven telescopic guide rod 3 is fixedly connected with the lower surface of the support plate 1. Other components and connection modes are the same as those of the first embodiment.

So set up, be convenient for adjust rust cleaning device's height, because need cooperate feed mechanism and unloading mechanism to use when using, and consider the difference of steel pipe diameter of axle, the axis position of steel pipe also can appear the height drop, in order to guarantee the axis of steel pipe, the axis of solid fixed ring and the axis collineation setting of rust cleaning change, consequently, the lift unit has been increased in the below of backup pad 1, its purpose is convenient for device adaptation axis position, pneumatic cylinder 2 drives backup pad 1 as main power supply and carries out elevating movement among the lift unit, driven flexible guide arm 3 is as the auxiliary stay unit, stability when being used for improving the backup pad motion.

The third concrete implementation mode: the second difference between the present embodiment and the second embodiment is that a plurality of elastic claws 41 are equidistantly arranged along the circumferential direction on the end surface of the fixing ring 4 where the flow guide ring 5 is arranged, each elastic claw 41 is fixedly connected with the fixing ring 4, and the flow guide ring 5 is detachably connected with the fixing ring 4 through the plurality of elastic claws 41. Other components and connection modes are the same as those of the second embodiment.

In this embodiment, the elastic claws 41 are used to fix the flow guide ring pipe 5, and the elastic claws 41 are embedded in and connected with the flow guide ring pipe 5, which is also convenient for the disassembly and replacement of the flow guide ring pipe 5.

The fourth concrete implementation mode is as follows: the present embodiment is described with reference to fig. 1 to 8, and a difference between the present embodiment and the specific embodiment is that the derusting swivel 9 includes a belt connecting ring segment 91 and two mounting ring segments 92, the belt connecting ring segment 91 is disposed between the two mounting ring segments 92, the belt connecting ring segment 91 and the two mounting ring segments 92 are coaxially and integrally disposed, the synchronous belt 11 is sleeved on an outer circumferential surface of the belt connecting ring segment 91, and each rotating bracket 10 is correspondingly sleeved on one mounting ring segment 92. Other components and connection modes are the same as those of the third embodiment.

The fifth concrete implementation mode is as follows: the fourth difference between the present embodiment and the specific embodiment is that the rotating bracket 10 includes a large-sized bearing and a bottom leg, the bottom leg is disposed below the large-sized bearing, the bottom of the bottom leg is fixedly connected to the upper surface of the supporting plate 1, the bottom of the bottom leg is fixedly connected to the outer circular surface of the middle outer ring of the large-sized bearing, and the inner ring of the large-sized bearing is correspondingly sleeved on one mounting ring segment 92. The other components and the connection mode are the same as those of the fourth embodiment.

The sixth specific implementation mode: the embodiment is described with reference to fig. 1 to 8, and the fifth difference between the embodiment and the specific embodiment is that the adaptive steel brush unit 14 includes a guide tube 141, a guide rod 142, a limiting plate 143, a spring 144, a spring support 145, a sealing plate 146, and a steel brush, the steel brush is fixedly connected to one end of the guide rod 142, the other end of the guide rod 142 is inserted into the guide tube 141 along a small end of the guide tube 141, the guide rod 142 and the guide tube 141 are coaxially disposed, the limiting plate 143 is disposed in the guide tube 141, the limiting plate 143 is limited inside the small end of the guide tube 141, one side of the limiting plate 143 is fixedly connected to the other end of the guide rod 142, the spring 144 is disposed coaxially with the guide tube 141, one end of the spring 144 is fixedly connected to the other side of the limiting plate 143, the other end of the spring 144 is fixedly connected to the spring support 145, the spring support 146 is fixedly connected to the sealing plate 146, and the sealing plate 146 is fixedly connected to a large end of the guide tube 141. The other components and the connection mode are the same as the fifth embodiment mode.

In this embodiment, by designing the guide rod 142 and the spring 144 in the adaptive steel brush unit 14, the distance between the steel brush and the axis of the derusting rotary ring 9 can be freely adjusted, derusting treatment can be performed on steel pipes with different shaft diameters, the steel brush is pressed tightly on the outer wall of the steel pipe by the elasticity of the spring 144 during operation, and when the derusting rotary ring 9 rotates, the cleaning action is realized by the rotation of the steel brush.

The seventh concrete implementation mode: the sixth difference between the present embodiment and the specific embodiment is that the adaptive steel brush unit 14 further includes a synchronization rope 147, a through hole is formed in an outer circumferential wall of a large opening end of the guide tube 141 in each adaptive steel brush unit 14, one end of the synchronization rope 147 sequentially passes through the through hole of the guide tube 141, the spring support 145, and the spring 144 and is fixedly connected to the limiting plate 143, and the other end of the synchronization rope 147 is disposed outside the guide tube 141. Other components and connection modes are the same as those of the sixth embodiment.

So set up, the diameter of the circumference that the steel brush place is less than the aperture of steel pipe when considering self-adaptation steel brush unit 14 at initial position, can appear interfering when the steel pipe enters into rust cleaning change 9, consequently, synchronous stay cord 147 has been set up, when the steel pipe head end need enter into this device, through the many synchronous stay cords 147 of follow outside simultaneous pulling, make it drive the degree of depth direction motion of guide arm 142 along stand pipe 141, and then make the steel brush can keep away from the steel pipe, when the steel pipe tip enters into rust cleaning change 9 completely, it makes the steel brush compress tightly on the steel pipe outer wall to release synchronous stay cord 147.

The specific implementation mode is eight: the present embodiment is described with reference to fig. 1 to 8, and the seventh difference between the present embodiment and the specific embodiment is that the rust removing apparatus further includes a dirt receiving groove 15, the dirt receiving groove 15 is disposed directly below the fixed ring 4 and the rust removing swivel 9, and the dirt receiving groove 15 is fixedly connected to the upper surface of the support plate 1. The other components and the connection mode are the same as those of the seventh embodiment mode.

So set up, consider that the decontaminant can be along the arc face trickling of steel pipe outer wall when spraying on the steel pipe, cause the support face too dirty and disorderly, consequently set up and connect dirty groove 15 and can make the decontaminant under the trickling can retrieve, improved the clean and tidy nature of device when using.

The present invention has been disclosed in the above embodiments, but not limited to the present invention, and any person skilled in the art can make some changes or modifications to the equivalent embodiments without departing from the technical scope of the present invention, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments will still belong to the technical scope of the present invention.

The working principle is as follows:

the utility model discloses at first when using each part according to embodiment one to embodiment eight the scheme equipment the back, be equipped with a conveyor belt mechanism respectively at backup pad 1's both ends, wherein the conveyor belt mechanism who is close to solid fixed ring 4 setting is feed mechanism, the conveyor belt mechanism who is close to rust cleaning swivel 9 and sets up is unloading mechanism, utilize feed mechanism will treat the steel pipe of rust cleaning and transport to the steel pipe rust cleaning device from one side of solid fixed ring 4, the steel pipe starts drawing liquid pump 6 when solid fixed ring 4, utilize drawing liquid pump 6 to extract the scrubbing agent in the liquid reserve tank 7 to in the ring canal 5, and spray on the steel pipe outer wall through the inboard shower head 13 of ring canal 5, stimulate many synchronous stay ropes 147 simultaneously from the outside this moment, make it drive the depth direction motion of guide arm 142 along stand pipe 141, and then make the steel brush can keep away from the steel pipe, continue to transport in the rust cleaning swivel 9 with the steel pipe, when the steel pipe tip enters into rust cleaning swivel 9 completely, it compresses tightly on the steel pipe outer wall to release synchronous 147 make the rust cleaning motor drive the rust cleaning swivel 9, this moment, the rust cleaning motor drives rust cleaning motor and drives rust cleaning swivel in the rust cleaning area again, if the rust cleaning work again, it finishes to carry out again, the rust cleaning work of many rust cleaning steel pipe, it drives the rust cleaning area again, it.

Claims (8)

1. The utility model provides a steel pipe rust cleaning device that road construction used which characterized in that: the rust removing device comprises a supporting plate (1), a lifting unit, a rust remover spraying unit and a rotary cleaning unit; the lifting unit is arranged on the lower surface of the supporting plate (1), the top of the lifting unit is fixedly connected with the lower surface of the supporting plate (1), the rust remover spraying unit and the rotary cleaning unit are both arranged on the upper surface of the supporting plate (1), and the rust remover spraying unit and the rotary cleaning unit are fixedly connected with the upper surface of the supporting plate (1);

the rust remover spraying unit comprises a fixing ring (4), a guide ring pipe (5), a liquid pumping pump (6), a liquid storage tank (7) and a plurality of spraying heads (13), a fixing ring support is arranged below the fixing ring (4), the top of the fixing ring support is fixedly connected with the outer circular surface of the fixing ring (4), the bottom of the fixing ring support is fixedly connected with the upper surface of a support plate (1), the guide ring pipe (5) is arranged at one end of the fixing ring (4), the guide ring pipe (5) is detachably connected with the fixing ring (4), the liquid pumping pump (6) is arranged at one side of the fixing ring (4), the shell of the liquid pumping pump (6) is fixedly connected with the upper surface of the support plate (1), the liquid storage tank (7) is fixedly connected with the liquid inlet end of the liquid pumping pump (6) through a pipeline, the liquid inlet end of the liquid pumping pump (6) is communicated with the guide ring (5) through a pipeline, the plurality of spraying heads (13) are arranged on the upper surface of the liquid pumping pump (6) along the guide ring pipe at equal intervals, and the inner circular wall of each spraying head (13) is communicated with the guide ring (5);

the rotary cleaning unit comprises a motor (8), a derusting rotating ring (9), a synchronous belt (11), a driving wheel (12), two rotary supports (10) and a plurality of self-adaptive steel brush units (14); rust cleaning swivel (9) and the coaxial setting that corresponds of solid fixed ring (4), the both ends of rust cleaning swivel (9) are equipped with one respectively and are rotated support (10), the bottom of every rotation support (10) is connected with the upper surface fixed of backup pad (1), one side of rust cleaning swivel (9) is equipped with motor (8), motor (8) are connected through the upper surface fixed of motor support with backup pad (1), the cover is equipped with action wheel (12) on the output shaft of motor (8), hold-in range (11) suit is on the outer disc of action wheel (12) and rust cleaning swivel (9), action wheel (12) drive rust cleaning swivel (9) through hold-in range (11) and rotate, a plurality of self-adaptation steel brush units (14) set up on the interior rampart of rust cleaning swivel (9) along circumference equidistance, and the interior rampart fixed connection of every self-adaptation steel brush unit (14) and rust cleaning swivel (9).

2. The steel pipe rust removing device for road construction as claimed in claim 1, wherein: the lifting unit comprises a hydraulic cylinder (2) and four driven telescopic guide rods (3), the hydraulic cylinder (2) is arranged at the center of the lower surface of the support plate (1) along the vertical direction, the bottom of a shell of the hydraulic cylinder (2) is in contact with the ground, the top of the hydraulic cylinder (2) is fixedly connected with the lower surface of the support plate (1), the four driven telescopic guide rods (3) are respectively arranged at four corners of the four driven telescopic guide rods (3) along the vertical direction, the bottom of each driven telescopic guide rod (3) is in contact with the ground, and the top of each driven telescopic guide rod (3) is fixedly connected with the lower surface of the support plate (1).

3. The steel pipe rust removing device for road construction as claimed in claim 2, wherein: a plurality of elastic clamping claws (41) are arranged on the end face, provided with the guide ring pipe (5), of the fixing ring (4) at equal intervals along the circumferential direction, each elastic clamping claw (41) is fixedly connected with the fixing ring (4), and the guide ring pipe (5) is detachably connected with the fixing ring (4) through the elastic clamping claws (41).

4. The steel pipe rust removing device for road construction as claimed in claim 3, wherein: rust cleaning swivel (9) include a belt link ring section (91) and two mounting ring sections (92), and belt link ring section (91) sets up between two mounting ring sections (92), and belt link ring section (91) and two mounting ring sections (92) coaxial integrative setting, and hold-in range (11) suit is on the outer disc of belt link ring section (91), and every rotating bracket (10) corresponds the suit on a mounting ring section (92).

5. The steel pipe rust removing device for road construction as claimed in claim 4, wherein: the rotating support (10) comprises a large-size bearing and bottom supporting legs, the bottom supporting legs are arranged below the large-size bearing, the bottom of each bottom supporting leg is fixedly connected with the upper surface of the supporting plate (1), the bottom of each bottom supporting leg is fixedly connected with the outer circular surface of the middle outer ring of the large-size bearing, and the inner ring of the bearing of the large-size bearing is correspondingly sleeved on one mounting ring section (92).

6. The steel pipe rust removing device for road construction as claimed in claim 5, wherein: self-adaptation steel brush unit (14) includes stand pipe (141), guide arm (142), limiting plate (143), spring (144), spring support (145), sealing plate (146) and steel brush, the steel brush rigid coupling is in one of guide arm (142), the other end of guide arm (142) is inserted along the small-bore end of guide pipe (141) and is established in stand pipe (141), and guide arm (142) and stand pipe (141) coaxial setting, limiting plate (143) set up in stand pipe (141), the small-bore end inboard of stand pipe (141) is spacing limiting plate (143), one side of limiting plate (143) and the other end fixed connection of guide arm (142), the opposite side of limiting plate (143) is equipped with spring (144), spring (144) and the coaxial setting of stand pipe (141), the one end of spring (144) and the opposite side fixed connection of limiting plate (143), the other end rigid coupling of spring (144) is on spring support (145), spring support (145) is on rigid coupling plate (146), sealing plate (146) is at the big mouth of stand pipe (141).

7. The steel pipe rust removing device for road construction as claimed in claim 6, wherein: the self-adaptive steel brush units (14) further comprise a synchronous pull rope (147), a through hole is formed in the outer circular wall of the large opening end of the guide pipe (141) in each self-adaptive steel brush unit (14), one end of the synchronous pull rope (147) sequentially penetrates through the through hole in the guide pipe (141), the spring support (145) and the spring (144) and is fixedly connected with the limiting plate (143), and the other end of the synchronous pull rope (147) is arranged outside the guide pipe (141).

8. The steel pipe rust removing device for road construction as claimed in claim 7, wherein: still including connecing dirty groove (15) among the rust cleaning device, connect dirty groove (15) to set up under solid fixed ring (4) and rust cleaning change (9), and connect the upper surface fixed connection of dirty groove (15) and backup pad (1).

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